Silurian geol.

Silurian geol.
Silurian geol. 1. adj. силурийский 2. noun силурийский период

Англо-русский словарь. — М.: Советская энциклопедия. . 1969.

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Смотреть что такое "Silurian geol." в других словарях:

  • silurian — SILURIÁN, Ă, silurieni, e, s.n., adj. 1. s.n. A treia perioadă a erei paleozoice care se caracterizează prin sedimentări de calcar, de gresie, de şisturi argiloase, prin apariţia primelor plante terestre şi prin dezvoltarea nevertebratelor marine …   Dicționar Român

  • Silurian — Si*lu ri*an, a. [From L. Silures, a people who anciently inhabited a part of England and Wales.] (Geol.) Of or pertaining to the country of the ancient Silures; a term applied to the earliest of the Paleozoic eras, and also to the strata of the… …   The Collaborative International Dictionary of English

  • Silurian — /si loor ee euhn, suy /, adj. 1. of or pertaining to the Silures or their country. 2. Geol. noting or pertaining to a period of the Paleozoic Era, occurring from 425 to 405 million years ago, notable for the advent of air breathing animals and… …   Universalium

  • Silurian — adj. & n. Geol. adj. of or relating to the third period of the Palaeozoic era with evidence of the first fish and land plants, and the formation of mountains and new land areas. Usage: Cf. Appendix II. n. this period or system. Etymology: L… …   Useful english dictionary

  • oil shale — Geol. a black or dark brown shale or siltstone rich in bitumens, from which shale oil is obtained by destructive distillation. [1870 75] * * * Any fine grained sedimentary rock that contains solid organic matter (kerogen) and yields significant… …   Universalium

  • Burgsvik beds — The Burgsvik beds are a sequence of shallow marine limestones and sandstones found near the town of Burgsvik in the southern part of Gotland, Sweden. The beds were deposited in the Upper Silurian period, around Ma|420, in warm, equatorial waters… …   Wikipedia

  • SILURIEN — Le Silurien est le système du Paléozoïque qui s’intercale entre l’Ordovicien et le Dévonien. Ce terme est tiré du nom d’une ancienne tribu du Shropshire, dans le pays de Galles, celle des Silures. Il fut proposé en 1835 par R. I. Murchison pour… …   Encyclopédie Universelle

  • Massif Central (geology) — The Massif Central forms together with the Armorican Massif (Brittany and Normandy) one of the two big basement massifs in France. Its geological evolution started in the late Neoproterozoic and continues to this day. It has been shaped mainly by …   Wikipedia

  • Geology of the Australian Capital Territory — Australia grew around three fused pieces of very ancient continental crust (cratons). The geology of the Australian Capital Territory includes rocks dating from the Ordovician around 480 million years ago, whilst most rocks are from the Silurian …   Wikipedia

  • Lau event — The Lau event was the last of three [ The Ireviken event and Mulde event, other late Silurian extinction events, were both closely followed by isotopic excursions as was the Lau event.] relatively minor mass extinctions during the Silurian period …   Wikipedia

  • Cambrian — For other uses, see Cambrian (disambiguation). Cambrian Period 542–488.3 million years ago …   Wikipedia


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